Blinky Bugs (video 3:14)- Ken Murphy is a musician, tinkerer, and jack of all trades. He mentored a robotics club at a school and became obsessed. In the quest to make the simplest thing possible, he came up with blinky bugs.
"Blinky BristleBot"
circuit that consists only of a capacitor, inductor, an LED, and a battery that makes the LEDs flash at a very low speed. Sounds simple, but, it is very challenging to reduce the frequency to sub-Hz levels. It can be built out of scrap parts, and cost $0,
electrical circuits.
Arduino, Raspberry Pi
..1a